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United Abrasives® Blue Line™ Sait 2A 50 Grit Aluminum Oxide Metal Fiber Disc measuring 4 1/2" Dia X 7/8" features resin construction which provides resistant to head and moisture. Disc comes with closed coat structure for general-purpose grinding and renders good finishing/removal of more metal by featuring vulcanized fiber backing for heavy duty sanding. It finds its applications in wood, fiberglass ferrous/non-ferrous metals like iron, steel, aluminum, copper and more. It is sold as 25 per box.
Features
Closed coat structure for more material removal and better finishing
Resin over resin construction for a strong bond that is resistant to heat and moisture
